A volcano is a rupture on the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface.Earth's volcanoes occur because its crust is broken into 17 major, rigid tectonic plates that float on a hotter, softer layer in its mantle.hey are the most dangerous type of volcano. Examples include: Yellowstone Caldera in Yellowstone National Park and Valles Caldera in New Mexico (both western United States); Lake Taupo in New Zealand; Lake Toba in Sumatra, Indonesia; and Ngorongoro Crater in Tanzania.
Definition: Joor. Word origin: Yoruba word of similar meaning. Noun: an exclamation used to plead; most commonly to be left alone. 2.used for emphasis at the end of a sentence.
Kaffir is an ethnic slur used to refer to a black person. In the form of cafri, it evolved during the medieval era as a non-derogatory equivalent of negro. In Southern Africa, the term was later used as a neutral exonym for Bantu peoples. The designation came to be considered a pejorative by the 20th century. In South Africa, the word was loosely used to refer to native South Africans and the word did not have any derogatory connotation. The word was adopted as a derogatory term after 1948 whe